First, see if IPC::Open3 can do what you want. You would use it instead of fork and exec.

If it doesn't, you'll want to create filehandles for your child process with pipe, then assign them to STDIN, STDOUT, and STDERR after the fork, using POSIX::dup2 or similar.

In reply to Re^3: Capturing stdout and segfault of a program by sgifford
in thread Capturing stdout and segfault of a program by Gmong

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